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Three people have been injured in a three-vehicle crash in Canterbury.
The crash happened just before 6pm at the intersection of Lineside Rd and Mulcocks Rd at Flaxton, near Kaiapoi.
St John sent out a media alert saying one person had critical injuries, one had serious injuries and a third had moderate injuries.
All three were transported to Christchurch Hospital, it said.
The Serious Crash Unit is responding.
Diversions are in place via Revells Rd and the SH1 motorway.